#!/usr/bin/env python3
# _*_coding: utf-8 _*_
# @Time   :2020/6/25 17:58
# @Author :zhangyan
# @Software  :PyCharm

import unittest


class test4(unittest.TestCase):
    def tearDown(self):
        print("test4执行之后执行")

    def setUp(self):
        print("test4执行之前执行")

    def test_4(self):
        print("test4执行")
